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Acer TravelMate 6492 Service Guide - Page 78

Removing the Switch Cover, Turn the computer over. Open the LCM module

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Removing the Switch Cover CAUTION: Using tools to remove the Switch Cover may cause damage to the outer casing. It is recommended that only fingers are used to remove the Switch Cover. 1. Locate and remove the four securing screws as 2. Turn the computer over. Open the LCM module shown. fully to expose the Switch Cover. Note: Two of the screws are located within the battery cradle. 3. Grip the Switch Cover as shown and pull upward to remove. 4. Using two hands, remove the Switch Cover from the chassis. 68 Chapter 3

Section	Page
Table of Contents	7
Features	11
Operating system	11
Platform and memory	11
Display and graphics	11
Storage subsystem	11
Dimensions and Weight	11
Power Subsystem	12
Input devices	12
Audio	12
Communication	12
I/O Ports	12
Environment	13
System Block Diagram	14
Mainboard Layout	15
Top View	15
Bottom View	16
Your Acer Notebook tour	18
Front View	18
Closed Front View	19
Left View	20
Right View	21
Rear view	21
Base view	22
Indicators	23
Easy-Launch Buttons	24
Touchpad Basics	24
Using the Keyboard	26
Lock Keys and embedded numeric keypad	26
Windows Keys	27
Hot Keys	27
Special Key	28
Acer Empowering Technology	29
Acer eDataSecurity Management	29
Acer eLock Management	31
Acer ePerformance Management	32
Acer eRecovery Management	33
Acer eSettings Management	34
Acer ePower Management	35
Acer OrbiCam	38
Using the System Utilities	43
Acer GridVista (dual-display compatible)	43
Launch Manager	44
Hardware Specifications and Configurations	45
BIOS Setup Utility	57
Navigating the BIOS Utility	57
Information	58
Main	59
Advanced	61
Security	62
Boot	67
Exit	68
BIOS Flash Utility	69
General Information	71
Before You Begin	71
Disassembly Procedure Flowcharts	72
Main Unit Disassembly Flowchart	72
LCM Module Disassembly Flowchart	73
Main Unit Disassembly Procedure	74
Removing the Battery Pack	74
Removing the CTO Cover	74
Removing the ODD	75
Removing the HDD	75
Removing the BTCB Screws	75
Removing the Memory Modules	76
Removing the Wireless Card	77
Removing the Switch Cover	78
Removing the Keyboard	79
Removing the Switch Board	80
Removing the Antenna Cables	81
Removing the LCM Module	83
Removing the TouchPad	84
Removing the Mainboard	84
Removing the Heatsink and Fan Module	86
Removing the CPU	87
LCM Module Disassembly Procedure	88
Removing the LCM Bezel	88
Removing the LCD Panel	89
LCM Module Reassembly Procedure	92
Replacing the LCD Panel	92
Replacing the LCM Bezel	94
Main Module Reassembly Procedure	95
Replacing the CPU	95
Replacing the Heatsink and Fan Module	95
Replacing the Mainboard	96
Replacing the TouchPad	98
Replacing the LCM Module	98
Replacing the Antenna Cables	99
Replacing the Switch Board	101
Replacing the Keyboard	101
Replacing the Switch Cover	103
Replacing the Wireless Card	103
Replacing the Memory Modules	104
Replacing the BTCB Screws	105
Replacing the HDD	105
Replacing the ODD	105
Replacing the CTO Cover	106
Replacing the Battery Pack	106
System Check Procedures	108
External Diskette Drive Check	108
External CD-ROM Drive Check	108
Keyboard or Auxiliary Input Device Check	108
Memory check	108
Power System Check	109
Touchpad Check	110
Power-On Self-Test (POST) Error Message	111
Index of Error Messages	112
Phoenix BIOS Beep Codes	115
Index of Symptom-to-FRU Error Message	120
Intermittent Problems	124
Undetermined Problems	125
Connector Locations	127
Top View	127
Bottom View	128
Connector Pin Definitions	129
TravelMate 6492 Exploded Diagrams	144
3G Cover Ass’y	144
Battery Ass’y	145
BlueTooth Ass’y	146
BTCB Case Set Ass’y	147
BTCB Case Set	148
CPU Ass’y	149
CTO Cover Set Ass’y	150
Display Ass’y	151
Display Bezel Ass’y	153
Display Rear Ass’y	154
HDD Ass’y	155
Keyboard Ass’y	156
Memory Ass’y	157
Modem Ass’y	158
ODD Ass’y	159
Switch Cover Set Ass’y	160
Touchpad Bracket Set Ass’y	161
TPCB CaseSet Ass’y	162
Wireless Ass’y	164
Parts List	165
Model Definition and Configuration	176
TravelMate 6492 Series	176
Test Peripherals for TravelMate 6492	186

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